DRD Contact info and FAQ’s

DRD Online Store

Shop Online with our store, hunderds of proven and tested aircooled parts, We ship world wide!

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DRD Contact info and FAQ’s

Contact info and Frequently Asked Questions?


3016 S Orange Ave
Satna Ana, CA, 92707 USA
Phone 714-545-4100
Hours of operation
Walk in customers by appoinment only

Email Click on link below



How do I place a order?

*Our office hours are, 8AM-4PM, M-F PST( USA). You can use our online store to place an order, or Email us to place an order, or call us directly. International order placing works best via email, or by using our online store, due to the time change around the world. We ship orders worldwide, large or small.

*How do we ship out orders?

*All orders shipped inside the USA, ship via fed-ex . All international orders are shipped via us postal service. Engines and large parts orders ship via truck or air freight. Most online orders ship in 5 to 10 business days.*

*What payment methods do we accept?

We accept, Visa-Master card, pay pal, checks, and wire transfer. All International orders that are charged to a credit card, will have a delay with shipping. Do to credit card fraud theft globally, all credit card orders, will be allowed to clear against fraud and theft, allow approximately 14 days for cards to clear.

*I have some used  engine parts or heads, new parts , new heads, ect,
 I would like to have machined, or rebuilt.  What is the cost and wait time?

As of 2011, We no longer port (used) Type 1 Type 4 cylinder heads by hand.

All of our type 1 cylinder heads, are new head castings, and are ported on a 5 axis cnc machine. All of our cnc programs are designed to port our new cylinder head castings.
We do rebuild cylinder heads and do machine work on customers  heads. We also perform machinig on engine cases, connectiong rods, pistons, balance engine assembles ect, call or email us for a quote.

DRD is a fully equipped custom engine and custom head building machine shop, fully equipped to build engine kits, cylinder heads, and perform R@D work. We work on a first come first serve basis, and the wait times vary.

*Do we offer a Warranty on our Parts?

* We do offer a warranty on parts defect, due to manufacturing or workmanship defect, upon receiving the part, parts claims must be made within 48 hoursof receiving parts, or defective parts claims are void. We will replace the part if found defective. DRD will not pay for return shipping on defective parts.

*What is our company sales policy and cancelation policy?

* All sales are FINAL and  as is condition, No Warranty, No Return on any products
sold by DRD Racing Heads LLC.  DRD RACING HEADS LLC will not
assume any liability or injury what so ever, on any products sold by DRD RACING
HEADS LLC. Products sold by DRD Racing Heads LLC, are intended for Hi
performance use, and off road use only, use these products at your own risk.

*We offer technical support on any products sold DRD RACING HEADS LLC.
*DRD RACING HEADS LLC, reserves the right to refuse service.

*All information on DRD RACING HEADS web site or online store, is copy written, and can not be copied or reproduced in any way.

Contact Us

3016 S Orange Ave
Santa Ana, Ca 92707 USA
Phone 714-545-4100
Hours of operation M-F 8-4PM
Walk in customers by appointment only
(Email) drdracingheads@gmail.com

Technical Help!

We have over 30 years with aircooled engines, We offer technical help to get you up and running, if you have a question, ask away!

DRD CNC Ported Heads Featured

TYPE 1 DRD CNC Ported Heads